Live coverage: SpaceX prepares for launch and landing in California

Live coverage of the countdown and launch of a SpaceX Falcon 9 rocket from Vandenberg Air Force Base in California with SAOCOM 1A, a radar observation satellite for Argentina. Text updates will appear automatically below. Follow us on Twitter.

File photo of a Falcon 9 rocket on its launch pad in California before a previous mission. Credit: SpaceX

SpaceX’s live video webcast begins around 15 minutes prior to launch, and will be available on this page.